CN103953807A - Socket structure for connecting steel pipes - Google Patents
Socket structure for connecting steel pipes Download PDFInfo
- Publication number
- CN103953807A CN103953807A CN201410213587.4A CN201410213587A CN103953807A CN 103953807 A CN103953807 A CN 103953807A CN 201410213587 A CN201410213587 A CN 201410213587A CN 103953807 A CN103953807 A CN 103953807A
- Authority
- CN
- China
- Prior art keywords
- seal
- seal ring
- steel pipe
- bell
- frame connecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/02—Couplings of the quick-acting type in which the connection is maintained only by friction of the parts being joined
- F16L37/025—Couplings of the quick-acting type in which the connection is maintained only by friction of the parts being joined with an inner elastic part pressed against an outer part by reason of its elasticity
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Sleeves (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a socket structure for connecting steel pipes. The socket structure comprises a socket and an inserting hole, wherein the socket comprises a locating inserting hole matched with the inserting hole, and a sealing inserting hole matched with the inserting hole; a sealing device is arranged in the sealing inserting hole. The socket structure is provided with the sealing device, so that the adjacent steel pipes are closely connected, and the sealing effect is good; furthermore, the socket structure is very convenient to install and disassemble, time-saving and labor-saving, and the efficiency is increased.
Description
Technical field
The present invention relates to steel-plastic composite pipe technical field, relate in particular a kind of layer inserting structure connecting for large-diameter steel pipe.
Background technique
The connection of bigbore steel-plastic composite pipe is a difficult problem in the industry always; The Chinese invention patent of number of patent application CN201010204526.3, applying date 2010.06.21 discloses a kind of heavy-calibre self-riveting connecting nodular cast iron pipe, the bellmouth and the socket that comprise it, on the ring surface of the inner side of the sealing surface of bellmouth, be provided with annular groove, socket end at socket is provided with from rivet hole, in rivet hole, be provided with from rivet, from the diameter of rivet, be slightly less than the width of annular groove.
But, the linkage structure of this patent of invention, first, when installing, very complicated, loaded down with trivial details, from rivet, need people to creep into tube interior and be fixed, very inconvenient, in addition, adopt this kind of Placement, once go wrong in installation, dismounting is trouble very.
Summary of the invention
The object of this invention is to provide for the deficiencies in the prior art part, provide a kind of bell and spigot frame connecting for steel pipe, its easy installation and removal, good sealing effect.
In order to solve the problems of the technologies described above, technological scheme of the present invention is as follows: the bell and spigot frame connecting for steel pipe, comprise bellmouth and socket, described bellmouth comprises the location socket coordinating with described socket and the seal insert coordinating with described socket, in described seal insert, is provided with seal arrangement.
As preferably, the cross section of described seal insert is rectangle, described seal arrangement comprises near the front seal ring of described location socket and away from the rear seal ring of described location socket, is provided with projection, the annular groove that the outer peripheral surface of described rear seal ring is provided with and described projection coordinates in described seal insert.
As preferably, described front seal ring cross section is circular arc, and described rear seal ring is provided with the front-end face with described front seal ring laminating; The plane that the ear end face that described rear seal ring and described front-end face are corresponding is and described seal insert trailing flank is fitted.
As preferably, gapped between described front seal ring and described seal insert leading flank, the length in described gap is 1.2-1.5 times of described front seal ring thickness.
As preferably, described seal arrangement comprises a pair of sealing side plate and the seal base being connected with described a pair of sealing side plate, between described a pair of sealing side plate and described seal base, form seal groove, in described seal groove, be provided with the seal ring being fixedly connected with described seal base, described a pair of sealing side plate is protruded at the top of described seal ring, and protrusion numerical value is 1-2mm.
As preferably, in described seal ring, be provided with to the annular chamber of described seal base direction biasing, uniform a plurality of steel balls in described annular chamber.
As preferably, described annular chamber bottom is provided with circular arc crowning, described circular arc crowning make described steel ball with the mode setoff installation away from described seal base in described annular chamber.
As preferably, described annular chamber inwall is provided with annular oil groove, and described seal base is provided with the bottom oil groove communicating with described annular oil groove, in described annular oil groove and described bottom oil groove, is filled with grease.
As preferably, described seal base is provided with a pair of contraction section, described a pair of contraction section symmetry be arranged on described seal ring both sides, and near the joint of described seal ring and described seal base.
As preferably, the length of the described seal base between a pair of described contraction section is the 1/3-1/2 of described seal base total length.
Beneficial effect of the present invention is:
Bell and spigot frame of the present invention, by seal arrangement is set, makes to connect closely between adjacent steel pipe, good sealing effect, and also installation and removal bucket is very convenient, time saving and energy saving, has improved efficiency high.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the structural representation of the embodiment of the present invention one;
Fig. 2 is the structural representation of the embodiment of the present invention two.
Embodiment
The following stated is only preferred embodiment of the present invention, not scope of the present invention is limited.
Embodiment 1, see accompanying drawing 1, the bell and spigot frame connecting for steel pipe, comprise bellmouth 1 and socket 2, general, bellmouth and socket are arranged on the two ends of same steel pipe, for the assembling between adjacent steel pipe, bellmouth is plugged in socket, install very convenient, described bellmouth 1 comprises the location socket 101 coordinating with described socket 2 and the seal insert 102 coordinating with described socket 2, the diameter of location socket 101 is less than the diameter of seal insert, location socket is used for axially and radially positioning steel pipe, sealing between two steel pipes relies on the seal arrangement being arranged in described seal insert 102 to complete, in the present embodiment, the cross section of described seal insert 102 is rectangle, described seal arrangement comprises near the front seal ring 3 of described location socket 101 and away from the rear seal ring 4 of described location socket 101, front seal ring 3 is positioned at the front end of rear seal ring, simultaneously, in described seal insert 102, be provided with projection 103, this projection is annular protrusion, the outer peripheral surface of described rear seal ring 4 is provided with and described protruding 103 annular grooves 401 that coordinate, the existence of projection 103, first be to be convenient to install, next is to have improved sealing effect, described front seal ring 3 cross sections are circular arc, and described rear seal ring 4 is provided with the front-end face with described front seal ring 3 laminatings, the plane that the ear end face that described rear seal ring 4 and described front-end face are corresponding is and described seal insert 102 trailing flanks are fitted, the ear end face of rear seal ring and the laminating of the trailing flank of seal insert, make combination between the two tightr, sealing effect is better, and adopt the front seal ring that cross section is circular arc, except making front seal ring and rear seal ring fit tightly, to also help in pressurized, the generation of deformation, is conducive to sealing.In order further to improve sealing effect, gapped between described front seal ring 3 and described seal insert 102 leading flanks, the length in described gap is 1.2-1.5 times of described front seal ring 3 thickness, the existence in this gap, when making front and back sealing rings pressurized, can, to extending in it, can deposit in addition the effect of impurity.
Embodiment 2, see accompanying drawing 2, claimant finds in actual construction, after installing, steel pipe is buried under the ground, after time grown, be subject to the effect of landform sedimentation or surface pressure, inevitably can there is deformation in steel pipe, two gaps between steel pipe are changed, by the original irregular form that is deformed into relatively uniformly uneven thickness, for this reason, we research and develop targetedly, and then produced the seal arrangement of present embodiment, described seal arrangement comprises a pair of sealing side plate 5 and the seal base 6 being connected with described a pair of sealing side plate 5, sealing side plate and seal base adopt polyurethane or the common sealed material such as elastic caoutchouc or nitrile rubber to make, sealing side plate 5 and seal base 6 thickness equate, between described a pair of sealing side plate 5 and described seal base 6, form seal groove 7, in described seal groove 7, be provided with the seal ring 8 being fixedly connected with described seal base 6, the cross section of seal ring 8 is spherical, its bottom is connected with seal base, described a pair of sealing side plate 5 is protruded at the top of described seal ring 8, protrusion numerical value is 1-2mm, wherein, take 1.5mm as good, why to make the top of seal ring protrude a part, for after installing, first this top can contact with steel pipe inner wall, be under pressure, in steel pipe generation deformation, first the power that its deformation produces act on seal base, the Gap-Ratios thinner place of bottom between steel pipe is squeezed, the place thicker at Gap-Ratios produces deformation, filling space, to improve sealing effect, further, in described seal ring 8, be provided with to the annular chamber 9 of described seal base 6 direction biasings, the interior uniform a plurality of steel balls 10 of described annular chamber 9, why to make annular chamber biasing, and be the direction away from sealing floor, in order to make the roof of annular chamber 9 thicker, and both sides, especially near the part that seals floor, sidewall is thinner, such mode, in stressed, there is enough intensity at the top that guarantees annular chamber produces enough deformation, and its sidewall is because thinner, easily distortion, by the effect of steel ball, make to seal floor deformation occurs, in addition, steel ball can move in annular chamber, when being squeezed, it can move to large place, gap between steel pipe automatically, sidewall to annular chamber 9 pushes, improve sealing effect, in addition in order further to improve sealing effect, described annular chamber 9 bottoms are provided with circular arc crowning 11, described circular arc crowning make described steel ball 10 with the mode setoff installation away from described seal base 6 in described annular chamber 9, such mode, making steel ball is to be also biased in annular chamber, and the mode of biasing is away from sealing floor.
In addition, on described annular chamber 9 inwalls, be provided with annular oil groove 12, described seal base 6 is provided with the bottom oil groove 13 communicating with described annular oil groove 12, in described annular oil groove 12 and described bottom oil groove 13, be filled with grease, grease can adopt the known grease on market, when receiving pressure, grease can be little from gap between steel pipe place to gap, move in large place, and then corresponding part is pushed, improve sealing effect, in order to make to seal floor, easily produce deformation, described seal base 6 is provided with a pair of contraction section 14, described a pair of contraction section 14 symmetries be arranged on described seal ring 8 both sides, and the joint near described seal ring 8 and described seal base 6, the length of the described seal base 6 between a pair of described contraction section 14 is the 1/3-1/2 of described seal base 6 total lengths, wherein, take 1/3 as good, meanwhile, on seal base, be provided with a pair of ring cavity, this ring cavity symmetry annular chamber 9 both sides are set, and between bottom oil groove 13, annular oil groove 12, in a pair of ring cavity, a hollow, another one inside is provided with steel wire ring, to improve sealing effect.
Claims (10)
1. the bell and spigot frame connecting for steel pipe, comprise bellmouth (1) and socket (2), it is characterized in that: described bellmouth (1) comprises the location socket (101) coordinating with described socket (2) and the seal insert (102) coordinating with described socket (2), and described seal insert is provided with seal arrangement in (102).
2. the bell and spigot frame connecting for steel pipe according to claim 1, it is characterized in that: the cross section of described seal insert (102) is rectangle, described seal arrangement comprises near the front seal ring (3) of described location socket (101) and away from the rear seal ring (4) of described location socket (101), in described seal insert (102), be provided with projection (103), the outer peripheral surface of described rear seal ring (4) is provided with the annular groove (401) coordinating with described projection (103).
3. the bell and spigot frame connecting for steel pipe according to claim 2, is characterized in that: described front seal ring (3) cross section is circular arc, and described rear seal ring (4) is provided with the front-end face with described front seal ring (3) laminating; The plane that the ear end face that described rear seal ring (4) and described front-end face are corresponding is and described seal insert (102) trailing flank is fitted.
4. the bell and spigot frame connecting for steel pipe according to claim 3, it is characterized in that: gapped between described front seal ring (3) and described seal insert (102) leading flank, the length in described gap is 1.2-1.5 times of described front seal ring (3) thickness.
5. the bell and spigot frame connecting for steel pipe according to claim 1, it is characterized in that: described seal arrangement comprises a pair of sealing side plate (5) and the seal base (6) being connected with described a pair of sealing side plate (5), between described a pair of sealing side plate (5) and described seal base (6), form seal groove (7), in described seal groove (7), be provided with the seal ring (8) being fixedly connected with described seal base (6), described a pair of sealing side plate (5) is protruded at the top of described seal ring (8), and protrusion numerical value is 1-2mm.
6. the bell and spigot frame connecting for steel pipe according to claim 5, is characterized in that: in described seal ring (8), be provided with to the annular chamber (9) of described seal base (6) direction biasing uniform a plurality of steel balls (10) in described annular chamber (9).
7. the bell and spigot frame connecting for steel pipe according to claim 6, it is characterized in that: described annular chamber (9) bottom is provided with circular arc crowning (11), described circular arc crowning make described steel ball (10) with the mode setoff installation away from described seal base (6) in described annular chamber (9).
8. the bell and spigot frame connecting for steel pipe according to claim 6, it is characterized in that: described annular chamber (9) inwall is provided with annular oil groove (12), described seal base (6) is provided with the bottom oil groove (13) communicating with described annular oil groove (12), in described annular oil groove (12) and described bottom oil groove (13), is filled with grease.
9. the bell and spigot frame connecting for steel pipe according to claim 6, it is characterized in that: described seal base (6) is provided with a pair of contraction section (14), described a pair of contraction section (14) is symmetrical is arranged on described seal ring (8) both sides, and near the joint of described seal ring (8) and described seal base (6).
10. the bell and spigot frame connecting for steel pipe according to claim 9, is characterized in that: the length that is positioned at the described seal base (6) between a pair of described contraction section (14) is the 1/3-1/2 of described seal base (6) total length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410213587.4A CN103953807B (en) | 2014-05-21 | 2014-05-21 | For the bell and spigot frame of fastener for connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410213587.4A CN103953807B (en) | 2014-05-21 | 2014-05-21 | For the bell and spigot frame of fastener for connection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103953807A true CN103953807A (en) | 2014-07-30 |
| CN103953807B CN103953807B (en) | 2016-02-24 |
Family
ID=51331121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410213587.4A Active CN103953807B (en) | 2014-05-21 | 2014-05-21 | For the bell and spigot frame of fastener for connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103953807B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015787A (en) * | 2016-07-13 | 2016-10-12 | 安徽永高塑业发展有限公司 | Socket and spigot type HDPE hollow-wall winding pipe with rubber ring |
| CN106015786A (en) * | 2016-07-13 | 2016-10-12 | 安徽永高塑业发展有限公司 | Socket and spigot structure used for HDPE hollow-wall winding pipes |
| CN106641505A (en) * | 2016-11-26 | 2017-05-10 | 浙江宏泰构件有限公司 | Seal assembly in concrete drain pipe |
| CN106958703A (en) * | 2017-05-26 | 2017-07-18 | 东莞好克五金塑料制品有限公司 | Sealed fitting device |
| CN107035918A (en) * | 2017-06-07 | 2017-08-11 | 天津市源泉市政工程有限公司 | One kind feedwater pipe fitting engineering construction method |
| CN107654772A (en) * | 2017-10-31 | 2018-02-02 | 吉林钰翎珑钢管钢构制造有限公司 | A kind of flexible slide-in type socket joint connecting tube |
| CN107701830A (en) * | 2017-10-31 | 2018-02-16 | 吉林钰翎珑钢管钢构制造有限公司 | A kind of slide-in type bellmouth pipe fitting |
| CN112081998A (en) * | 2020-09-17 | 2020-12-15 | 江苏星河集团有限公司 | Positioning tool for mounting composite pipe |
| CN112240391A (en) * | 2019-07-17 | 2021-01-19 | 天津市际华橡胶制品有限公司 | Composite rubber sealing ring for ultra-large water supply socket pipe |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3336057A (en) * | 1964-10-23 | 1967-08-15 | Fmc Corp | Bearing assembly |
| US3831954A (en) * | 1972-11-24 | 1974-08-27 | Cretex Co Inc | Gasket joint connections |
| CN1048445A (en) * | 1989-06-30 | 1991-01-09 | 蓬塔穆松公司 | The sealing gasket of leakproof locked joints |
| GB2282199A (en) * | 1993-09-27 | 1995-03-29 | Victaulic Plc | Pipe joints and gaskets therefor |
| CN2477923Y (en) * | 2001-05-11 | 2002-02-20 | 首钢东华机械厂 | Insertion connector |
| CN2628836Y (en) * | 2003-05-21 | 2004-07-28 | 新兴铸管股份有限公司 | Antislipping joint for cast tube |
| CN202852266U (en) * | 2012-07-20 | 2013-04-03 | 江苏省恒久管道有限公司 | Plastic-coated steel pipe socket type joint |
-
2014
- 2014-05-21 CN CN201410213587.4A patent/CN103953807B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3336057A (en) * | 1964-10-23 | 1967-08-15 | Fmc Corp | Bearing assembly |
| US3831954A (en) * | 1972-11-24 | 1974-08-27 | Cretex Co Inc | Gasket joint connections |
| CN1048445A (en) * | 1989-06-30 | 1991-01-09 | 蓬塔穆松公司 | The sealing gasket of leakproof locked joints |
| GB2282199A (en) * | 1993-09-27 | 1995-03-29 | Victaulic Plc | Pipe joints and gaskets therefor |
| CN2477923Y (en) * | 2001-05-11 | 2002-02-20 | 首钢东华机械厂 | Insertion connector |
| CN2628836Y (en) * | 2003-05-21 | 2004-07-28 | 新兴铸管股份有限公司 | Antislipping joint for cast tube |
| CN202852266U (en) * | 2012-07-20 | 2013-04-03 | 江苏省恒久管道有限公司 | Plastic-coated steel pipe socket type joint |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015787A (en) * | 2016-07-13 | 2016-10-12 | 安徽永高塑业发展有限公司 | Socket and spigot type HDPE hollow-wall winding pipe with rubber ring |
| CN106015786A (en) * | 2016-07-13 | 2016-10-12 | 安徽永高塑业发展有限公司 | Socket and spigot structure used for HDPE hollow-wall winding pipes |
| CN106641505A (en) * | 2016-11-26 | 2017-05-10 | 浙江宏泰构件有限公司 | Seal assembly in concrete drain pipe |
| CN106958703A (en) * | 2017-05-26 | 2017-07-18 | 东莞好克五金塑料制品有限公司 | Sealed fitting device |
| CN107035918A (en) * | 2017-06-07 | 2017-08-11 | 天津市源泉市政工程有限公司 | One kind feedwater pipe fitting engineering construction method |
| CN107654772A (en) * | 2017-10-31 | 2018-02-02 | 吉林钰翎珑钢管钢构制造有限公司 | A kind of flexible slide-in type socket joint connecting tube |
| CN107701830A (en) * | 2017-10-31 | 2018-02-16 | 吉林钰翎珑钢管钢构制造有限公司 | A kind of slide-in type bellmouth pipe fitting |
| CN112240391A (en) * | 2019-07-17 | 2021-01-19 | 天津市际华橡胶制品有限公司 | Composite rubber sealing ring for ultra-large water supply socket pipe |
| CN112240391B (en) * | 2019-07-17 | 2022-12-23 | 天津市际华橡胶制品有限公司 | Composite rubber sealing structure for water supply socket pipe |
| CN112081998A (en) * | 2020-09-17 | 2020-12-15 | 江苏星河集团有限公司 | Positioning tool for mounting composite pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103953807B (en) | 2016-02-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103953807B (en) | For the bell and spigot frame of fastener for connection | |
| CN105003775A (en) | Quick-connection magnetic pipe and magnetic connector used for soil improvement of saline-alkali land | |
| CN201615300U (en) | High-pressure pipeline flange connecting structure | |
| CN102853191A (en) | Quick coupling of regulating valve | |
| CN104405976B (en) | Earth's surface shallow embedding formula pipe connecting structure | |
| CN104819345A (en) | Reinforced steel anti-corrosion relay | |
| CN202546006U (en) | High pressure-resistant sealing device used for intermediate jacking station of pipe jacking equipment | |
| CN206988623U (en) | A kind of deep basal pit ditch underground pipelines connect head | |
| CN204692849U (en) | A kind of bellows Quick connection part | |
| CN204300528U (en) | Glass fiber reinforced plastic sand-inclusion pipeline | |
| CN103672239A (en) | Flange plate | |
| CN203348786U (en) | Lined stainless steel reducer pipe fitting | |
| CN204127313U (en) | Anticreep seal ring, anti-drop block and comprise the conduit assembly of described seal ring | |
| CN202300275U (en) | Metal sealing structure of well mouth | |
| CN104613177A (en) | Pipeline end sealing device | |
| CN204026036U (en) | The anchor ear that the leak stopping of a kind of gas pipe line straight tube is used | |
| CN209484102U (en) | A kind of plough groove type flange crossover sub | |
| CN104455830A (en) | Coated pipe joint | |
| CN220566083U (en) | Rear end cover sliding sealing device for shield steel sleeve | |
| CN210890471U (en) | Detachable connecting pipe fitting | |
| CN203023713U (en) | Knock-free high-pressure movable elbow | |
| CN103148295A (en) | Quick socket pipe fitting | |
| CN103115207B (en) | A kind of Pipe couplings and connecting means | |
| CN201090868Y (en) | Large deflection expansion joint | |
| CN203010075U (en) | Rapid socket pipe fitting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Socket structure for connecting steel pipes Effective date of registration: 20171225 Granted publication date: 20160224 Pledgee: Bank of China, Limited by Share Ltd, Huzhou branch Pledgor: Zhejiang Kingland Pipeline Technology Co., Ltd. Registration number: 2017980000567 |